Cover Page - shares	6 Months Ended
	Jun. 30, 2019	Jul. 23, 2019
Cover page.
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Jun. 30, 2019
Document Transition Report	false
Entity File Number	001-03551
Entity Registrant Name	EQT CORPORATION
Entity Incorporation, State or Country Code	PA
Entity Tax Identification Number	25-0464690
Entity Address, Address Line One	625 Liberty Avenue, Suite 1700
Entity Address, City or Town	Pittsburgh
Entity Address, State or Province	PA
Entity Address, Postal Zip Code	15222
City Area Code	412
Local Phone Number	553-5700
Title of 12(b) Security	Common Stock, no par value
Trading Symbol	EQT
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Large Accelerated Filer
Entity Emerging Growth	false
Entity Small Business	false
Entity Shell Company	false
Entity Common Stock, Shares Outstanding		255,498,928
Entity Central Index Key	0000033213
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2019
Document Fiscal Period Focus	Q2
Amendment Flag	false